7th Grade Earth Science

There is order in the universe.

1. Thousands of layers of sedimentary rock confirm the long history of the changing surface of the earth and the changing life forms whose remains are found in successive layers. The youngest layers are not always found on top, because of folding, breaking, and uplift of layers. (AKSci - A.7)

Examples of What Students Should Be Able to Do:

• Explain the order of events involved in the formation of a given geologic profile.